Finding the Fourth Proportional to 17,568,475.44, 26,252,008.86 and 13,390,758.60
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Solution
The fourth proportional to 17,568,475.44, 26,252,008.86 and 13,390,758.60 is: 20,009,380.70
Step by Step Solution
- Step 1: Write the proportion equation
17,568,475.44 : 26,252,008.86 = 13,390,758.60 : x - Step 2: Convert to fraction form
17,568,475.44/26,252,008.86 = 13,390,758.60/x - Step 3: Cross multiply
17,568,475.44x = 26,252,008.86 × 13,390,758.60 - Step 4: Simplify right side
17,568,475.44x = 351,534,313,409,321.19 - Step 5: Solve for x
x = 351,534,313,409,321.19/17,568,475.44 - Step 6: Final answer
x = 20,009,380.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.